Inter-changeable top panel sleeping bag



FIG. 1 is a perspective view of an inter-changeable top panel sleeping bag, wherein the dog design is shown in broken lines for environment that forms no part of the claimed design;

FIG. 2 is an exploded perspective view thereof;

FIG. 2A is a bottom plan view of the top sheet of the inter-changeable top panel sleeping bag taken along view-line 2A-2A of FIG. 2;

FIG. 2B is a top plan view of the base section of the inter-changeable top panel sleeping bag taken along view line 2B-2B of FIG. 2;

FIG. 3 is a top plan view of the_inter-changeable top panel sleeping bag;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a first side elevation view thereof;

FIG. 6 is a second side elevation view thereof;

FIG. 7 is front elevation view thereof;

FIG. 8 is a rear elevation view thereof; and,

FIG. 9 is a perspective view of the base section of the inter-changeable top panel sleeping bag. 

CLAIM The ornamental design for an inter-changeable top panel sleeping bag, as shown and described. 